M-2039L/B-P4 Equivalent & Substitute Parts

Part Overview

The M-2039L/B-P4 is a toggle switch manufactured by NKK Switches, classified as an electronic switching component. This part is currently listed with obsolete product status. Due to its obsolescence, identifying functionally equivalent substitute parts is essential for maintaining design continuity, ensuring supply chain reliability, and supporting ongoing production or maintenance requirements.

Substiute Parts

M-2039L/B-P4

NKK SwitchesIn Stock: 1135M-2039L/B-P4 Datasheet

Current PartRFQ

MN39BB1G03

NKK SwitchesIn Stock: 845MN39BB1G03 Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the M-2039L/B-P4 are identified based on the following criteria:

• Manufacturer alignment: Parts sourced from NKK Switches maintain design consistency and manufacturing standards
• Functional classification: Toggle switch category ensures operational equivalence
• Regulatory compliance: Matching ECCN (EAR99) and HTSUS (8536.50.9065) classifications confirm compliance alignment
• Product status: Active status parts ensure ongoing availability and supply chain support

The substitute part MN39BB1G03 meets all these criteria and is classified as active, providing a viable alternative for applications currently using the obsolete M-2039L/B-P4.

Parameter Comparison

Engineering Selection Recommendations

The MN39BB1G03 is the recommended substitute for the M-2039L/B-P4 based on the following factors:

• Both parts share identical regulatory classifications (ECCN: EAR99, HTSUS: 8536.50.9065), ensuring compliance continuity
• Both are manufactured by NKK Switches, maintaining design and quality standards
• The MN39BB1G03 holds active product status, guaranteeing long-term availability and supply chain support
• The M-2039L/B-P4's obsolete status makes the MN39BB1G03 the appropriate forward-looking alternative

Frequently Asked Questions (FAQ)

Q: Why is the M-2039L/B-P4 being phased out? A: The M-2039L/B-P4 is classified as obsolete. The MN39BB1G03 is the active equivalent from NKK Switches.

Q: Are the M-2039L/B-P4 and MN39BB1G03 interchangeable? A: Both parts are toggle switches from NKK Switches with identical regulatory classifications. Mechanical and electrical compatibility should be confirmed through detailed datasheets before implementation.

Q: What is the inventory status for substitute parts? A: The MN39BB1G03 has 754 pieces of new original stock available. The M-2039L/B-P4 has 1081 pieces remaining in inventory.

Q: Do both parts comply with the same export regulations? A: Yes. Both parts are classified under ECCN EAR99 and HTSUS 8536.50.9065, ensuring regulatory alignment.

Q: Should I transition to the MN39BB1G03 immediately? A: Transition planning should be based on your production schedule and inventory requirements. The active status of MN39BB1G03 ensures sustained availability for future designs.